| Company | Timeline | Status | |
| Frost Design Associates Limited Director • Unreported | 21 Feb 2003←22 Years→Current | Active | |
| Sse Contracting Group Limited Director • Engineer | 1 Oct 2002←3 Years→31 Mar 2006 | Active | |
| Bouygues E&S Contracting UK Limited Director • Engineer | 25 Oct 2000←9 Years→1 May 2010 | Active | |
